Name: Iridium Iridium got its name because of its colorful salts. Iris in Latin means "Rainbow," so Smithson Tennant thought it was a fitting name. Iridium was discovered and named by a British scientist, Smithson Tennant in1803 Symbol: Ir Atomic Number: 77 Atomic Mass: 192.217 amu Melting Point: 2410.0 °C (2683.15 K, 4370.0 °F) Boiling Point: 4527.0 °C (4800.15 K, 8180.6 °F) Number of Protons or Electrons: 77 Number of Neutrons: 115 Classification: Transition Metal Crystal Structure: Cubic Density: 22.5 g/cm3 Color: white Date of Discovery: 1804 Discoverer: S. Tenant...................................................................................................... Name Origin: From the Latin word iridis (Rainbow) Uses: tip gold pens, crucible and special containers Obtained From: gravel deposits with platinum protons: 77 Neutrons: 115 Where its found: Iridium is found in the earths crust and in meteorites. iridium is more abundant in meteorites.
Number of Energy Levels: 6 First Energy Level: 2 Second Energy Level: 8 Third Energy Level: 18 Fourth Energy Level: 32 Fifth Energy Level: 15 Sixth Energy Level: 2
Name: Iridium
Iridium got its name because of its colorful salts. Iris in Latin means "Rainbow," so Smithson Tennant thought it was a fitting name.
Iridium was discovered and named by a British scientist, Smithson Tennant in1803
Symbol: Ir
Atomic Number: 77
Atomic Mass: 192.217 amu
Melting Point: 2410.0 °C (2683.15 K, 4370.0 °F)
Boiling Point: 4527.0 °C (4800.15 K, 8180.6 °F)
Number of Protons or Electrons: 77
Number of Neutrons: 115
Classification: Transition Metal
Crystal Structure: Cubic
Density: 22.5 g/cm3
Color: white
Date of Discovery: 1804
Discoverer: S. Tenant......................................................................................................
Name Origin: From the Latin word iridis (Rainbow)
Uses: tip gold pens, crucible and special containers
Obtained From: gravel deposits with platinum
protons: 77
Neutrons: 115
Where its found: Iridium is found in the earths crust and in meteorites. iridium is more abundant in meteorites.
First Energy Level: 2
Second Energy Level: 8
Third Energy Level: 18
Fourth Energy Level: 32
Fifth Energy Level: 15
Sixth Energy Level: 2
iridium costs about $450 troy ounce. The price of the metal fluctuates daily
Information from
http://www.chemicalelements.com/elements/ir.html